8 results
Lead aVR on EKG
Lead aVR can provide some unique insight into 5 different conditions:

 - Acute
in narrow complex ... with aberrancy in wide ... ) #Diagnosis # ... Cardiology #EKG ... #Utility #ALiEM
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
- Differential Diagnosis ... Don't rely on criteria ... abnormality • Beware AV ... #Table #Wide #Narrow ... Irregular #causes #cardiology
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
- Differential Diagnosis ... deflection not AVRT ... #Differential #Diagnosis ... #Management #cardiology ... #wide #narrow #
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
- Differential Diagnosis ... and Management Narrow ... epinephrine 4) Page Cardiology ... #Differential #Diagnosis ... #Management #cardiology
Wolff-Parkinson-White (WPW)
- Orthodromic AVRT: Narrow complex, most common 
- Antidromic AVRT: wide complex because goes through
: Narrow complex ... : wide complex because ... pathway first - A-fib ... WolffParkinsonWhite #WPW #Cardiology ... Electrocardiogram #Clinical #Diagnosis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Tachyarrhythmias - HR > 100 Wide ... abberancy - N B Afib ... can function) Wide ... bradyarrhythmia #ECG #EKG #diagnosis ... electrocardiogram #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
: Differential diagnosis ... in narrow cornplex ... tachycardia • Narrow ... tachycardia (SVT) in wide ... #differential #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
- Differential Diagnosis ... AVNRT • AVRT ... WPW) - Narrow ... interval) • AFib ... tachyarrhythmias #Cardiology